Hoard's End of Year Quiz - In the Field

What is the most common micronutrient deficiency in field corn?

• Manganese

• Cobalt

• Iron

• Zinc

What nutrient has the chemical symbol P?

• Potassium

• Copper

• Phosphorus

• Sulfur

Lignin serves what purpose in the plant?

• Provide strength and rigidity

• Move water

• Carry out photosynthesis

• Carry out respiration

What is the ideal soil pH for most forage crops?

• 3-4

• 6-7

• 9-10

• 11-13

One ton of corn silage may contain how many bushels of corn grain?

• 2-3

• 7-8

• 12-15

• 17-19

If you are interceding alfalfa with corn, the alfalfa should be seeded before the corn reaches what stage?

• V1

• V2

• V4

• R1

Alfalfa must dry down to at least what % moisture for hay baling?

• 2-3%

• 7-10%

• 14-18%

• 22-25%

Which of the following is NOT an action that many crops may take when they experience heat stress?

• Reduce vegetative growth

• Accelerate flowering

• Reduce root growth

• Accelerate transpiration

Modern benchmarks for corn kernel processing score generally include a top performance around what score?

• 45%

• 60%

• 75%

• 90%

Agricultural lime serves what main purpose as a fertilizer?

• Provide nitrogen

• Provide phosphorus

• Provide potassium

• Elevate soil pH